custom/plugins/WbmTagManagerEcomm/src/Utility/SessionUtility.php line 18

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  1. <?php
  3. namespace Wbm\TagManagerEcomm\Utility;
  5. use Symfony\Component\HttpFoundation\Session\SessionInterface;
  7. class SessionUtility
  8. {
  9.     public const ATTRIBUTE_NAME = 'wbm-stored-datalayer';
  11.     public const UPDATE_FLAG = 'wbm-stored-shouldUpdate';
  13.     public const ADDCART_UPDATEFLAG_VALUE = 'cartaddprice';
  14.     public const ADDCART_CART_ITEMS = 'wbm-stored-addCart-addedCartItems';
  16.     public static function injectSessionVars(array $dataLayer, SessionInterface $session): array
  17.     {
  18.         if (!$session->has(self::UPDATE_FLAG)) {
  19.             return $dataLayer;
  20.         }
  22.         if ($session->get(self::UPDATE_FLAG) === self::ADDCART_UPDATEFLAG_VALUE) {
  23.             try {
  24.                 foreach ($dataLayer as &$dLayer) {
  25.                     $dLayer = json_decode($dLayer, true, 512);
  26.                     foreach ($dLayer['ecommerce']['add']['products'] as &$product) {
  27.                         $lineItems = $session->get(self::ADDCART_CART_ITEMS);
  28.                         $product['price'] = $lineItems[$product['id']];
  29.                     }
  30.                     unset($product);
  31.                     $dLayer = json_encode($dLayer);
  32.                 }
  33.             } catch (\Throwable $t) {
  34.                 // just to make sure session vars are removed on error
  35.             }
  36.             $session->remove(self::UPDATE_FLAG);
  37.             $session->remove(self::ADDCART_CART_ITEMS);
  38.         }
  40.         return $dataLayer;
  41.     }
  42. }